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Emergency HVAC Contractors in Floris, VA (2026)

Top 50 of 992 HVAC contractors, in emergency orderUpdated 0 paid placements in this rankingHow we rank

25 of the 50 HVAC contractors on this list post 24/7 hours. 24/7 businesses come first, then same-day, each ranked by CR Score with availability weighted higher.

If you smell gas, leave the building now and call your gas utility or 911 from outside.

The short answer

  1. 1

    #1 for emergency heating and cooling in Floris: Snell Home Services, open 24/7.

Rankings can't be bought. Contractors can't pay to change their rank or score. How we rank

Top emergency HVAC contractors in Floris at a glance

Top emergency HVAC contractors in Floris at a glance
RankBusinessCR ScoreGoogle ratingBased inHours
1Snell Home Services944.8★ (5,283)Sterling, 4 mi away24/7
2Cardinal Plumbing Heating & Air Inc934.9★ (2,958)Sterling, 4 mi away24/7
3AllTech Services, Inc934.9★ (2,807)Sterling, 4 mi away24/7
4F.H. Furr Plumbing, Heating, Air Conditioning & Electrical924.8★ (17,172)Manassas, 14 mi away24/7
5Meade's Heating and Air925.0★ (1,428)Sterling, 6 mi away24/7
6CroppMetcalfe924.8★ (7,638)Fairfax, 10 mi away24/7
7United Air Temp924.8★ (2,161)Sterling, 4 mi away24/7
8Michael & Son Services924.9★ (1,501)Sterling, 5 mi away24/7
9Cardinal Plumbing Heating & Air Inc924.9★ (745)Herndon, 2 mi away24/7
10John Nugent & Sons914.8★ (1,701)Sterling, 6 mi away24/7

Call an emergency HVAC contractor in Floris now

24/7 hours mean the business says its phone is answered around the clock. Arrival time depends on where the crew is. Ask for an arrival window when you call.

The 50 emergency HVAC contractors in Floris, ranked

24/7 first, then same-day service, then the rest. Each group is in CR Score order on emergency weights. The full ranking of all 992 is on the HVAC contractors page.

Scores below: based on 6 of 8 factors; credentials and recency not yet collected. Hatched segments mark factors we don't have yet.

  1. Ranked #1 in Floris

    #1 Snell Home Services

    Based in Sterling, 4 mi away

    94/100CR Score

    Ranked #1 because of its Google rating and availability: 4.8★ from 5,283 Google reviews, open 24/7.

    • 4.8★ from 5,283 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    22977 Eaglewood Ct STE 130, Sterling, VA 20166
    View profile for Snell Home Services(571) 470-7206

  6. #6 CroppMetcalfe

    Based in Fairfax, 10 mi away

    92/100CR Score

    Ranked #6 because of its Google rating and availability: 4.8★ from 7,638 Google reviews, open 24/7.

    • 4.8★ from 7,638 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    8421 Hilltop Rd, Fairfax, VA 22031
    View profile for CroppMetcalfe(703) 420-5030

  7. #7 United Air Temp

    Based in Sterling, 4 mi away

    92/100CR Score

    Ranked #7 because of its Google rating and availability: 4.8★ from 2,161 Google reviews, open 24/7.

    • 4.8★ from 2,161 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    45570 Shepard Dr Ste. #6, Sterling, VA 20164
    View profile for United Air Temp(571) 888-8078

  17. #17 Premier HVAC LLC

    Based in Herndon, 2 mi away

    91/100CR Score

    Ranked #17 because of its Google rating and availability: 5.0★ from 230 Google reviews, open 24/7.

    • 5.0★ from 230 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    1153 Cypress Tree Pl, Herndon, VA 20170
    View profile for Premier HVAC LLC(703) 568-4156

  19. #19 GAC Services

    Based in Gaithersburg, 19 mi away

    90/100CR Score

    Ranked #19 because of its Google rating and availability: 4.9★ from 6,908 Google reviews, open 24/7.

    • 4.9★ from 6,908 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    227 E Deer Park Dr, Gaithersburg, MD 20877
    View profile for GAC Services(301) 202-1641

  20. #20 M.E. Flow

    Based in Leesburg, 13 mi away

    90/100CR Score

    Ranked #20 because of its Google rating and availability: 4.8★ from 3,718 Google reviews, open 24/7.

    • 4.8★ from 3,718 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    12 Cardinal Park Dr SE STE 107, Leesburg, VA 20175
    View profile for M.E. Flow(571) 322-8847

  24. #24 John C. Flood

    Based in Alexandria, 17 mi away

    90/100CR Score

    Ranked #24 because of its Google rating and availability: 4.8★ from 4,976 Google reviews, open 24/7.

    • 4.8★ from 4,976 Google reviews
    • Open 24/7
    Hours
    Open 24 hours, 7 days
    Address
    6430 General Green Way, Alexandria, VA 22312
    View profile for John C. Flood(571) 605-7008

Top 50 of 992 HVAC contractors by emergency score

#1 to #25 are shown in full above. Here are #26 to #50, in CR Score order; each links to its profile.

HVAC contractors in Floris, ranks 26 to 50
RankBusinessCR ScoreGoogle ratingDistance
26Nelson's HVAC, LLC904.9★ (627)9 mi
27Premier Home Comfort905.0★ (226)6 mi
28ARS / Rescue Rooter894.5★ (5,934)12 mi
29Parrish Services894.8★ (1,816)14 mi
30C.D. Shanahan's HVAC, Plumbing, Electrical & Remodeling LLC894.9★ (966)14 mi
31F.H. Furr Plumbing, Heating, Air Conditioning & Electrical894.7★ (5,985)18 mi
32911Air-Care895.0★ (81)2 mi
33AZA heating, cooling, plumbing & construction895.0★ (959)17 mi
34Krafft Service Corporation894.9★ (1,631)18 mi
35R A Dobson Inc894.8★ (164)4 mi
36Comfort Defender Heating & Air894.9★ (187)7 mi
37F.H. Furr Plumbing, Heating, Air Conditioning & Electrical894.7★ (4,469)19 mi
38Turner's Service Co. Heating & Air Conditioning894.8★ (1,037)14 mi
39Dave's Heating & Air Conditioning884.8★ (138)4 mi
40CroppMetcalfe884.9★ (2,082)21 mi
41Pro Sky AC&Heating884.9★ (77)3 mi
42Pride884.7★ (616)11 mi
43Clover Contracting: Plumbing, HVAC & Air Purification884.9★ (156)8 mi
44Conde Tech Services, LLC885.0★ (166)11 mi
45Len The Plumber Heating & Air, LLC884.6★ (8,136)22 mi
46Presidential, Inc.884.9★ (1,701)21 mi
47Zone Control885.0★ (104)8 mi
48Sila Heating, Air Conditioning & Plumbing884.8★ (295)10 mi
49United Air Temp884.8★ (1,318)18 mi
50Argent Heating Cooling and Plumbing884.7★ (392)10 mi

How we ranked emergency HVAC contractors in Floris

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

Paid placement never changes a rank or score. Featured businesses are paid, labelled, limited to 3 and shown above the ranking, outside it.

Read the full method: formula, sources and exclusions

CR Score factors and weights
FactorWeightComputed from
Reputation25%Bayesian-adjusted Google star rating
Credentials15%Active state license 0.6, bond 0.2, workers’ comp 0.2
Review volume10%log10(reviews + 1) against the list maximum
Recency10%Share of reviews from the last 12 months
Availability20%Weekly open hours, Saturday, Sunday, 24/7 or same-day
Trade focus10%Google main category 1.0, business name 0.7, additional category 0.5
Proximity5%1.0 when based in the city, falling to 0 at the trade’s radius
Completeness5%Website, photos, description, hours, claimed profile (0.2 each)

Emergency HVAC contractors in Floris: questions

Which HVAC contractors in Floris are open 24/7?

25 on this list post 24/7 hours, including Snell Home Services, Cardinal Plumbing Heating & Air Inc, AllTech Services, Inc, F.H. Furr Plumbing, Heating, Air Conditioning & Electrical and Meade's Heating and Air.

Who is ranked #1 for emergency heating and cooling in Floris, VA?

Snell Home Services is #1, with a CR Score of 94 out of 100 on emergency weights.

How are emergency HVAC contractors in Floris ranked?

Emergency lists move 10 points of the CR Score from reputation to availability: 25% and 20%. Availability credits 24/7 hours, same-day service, weekend hours and weekly open hours. 24/7 HVAC contractors are listed first, then same-day, then the rest; ranks follow that order. Paid placement never changes a rank.

What should I do before the HVAC contractor arrives?

If you smell gas, leave the building now and call your gas utility or 911 from outside.

How many emergency HVAC contractors here list a phone number?

25 of the 25 businesses ranked in full list a phone number. Tap Call to dial it.

Update log for Floris

  1. October 2026: CR Scores recalculated for 992 hvac contractors serving Floris.
  2. October 2026: 9 duplicate listings merged.

More emergency and heating and cooling pages